UPSC successfully conducted NDA II (2021) and CDS II (2021) Written exam on 14 November 2021. This is the first time when both CDS and NDA exams were conducted on the same date, NDA exam was conducted in two shifts- Morning and afternoon. First shift consisted of mathematics paper and the second shift consisted of GS paper. Mathematics paper consists of 120 questions of 2.5 marks each and GS consists of 150 questions of 4 marks each. Complete answer key of Maths SET A and GS SET A has been prepared by our team to help the students evaluate their performance.